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ToughSF
@toughsf.bsky.social
Matterbeam.
Author of the ToughSF blog. Original SuperNerd.
Ex-Kurzgesagt Duck. Freelance writer.
Discord https://discord.gg/nXvRPcE7uU
This puts the Hubble Deep Field into perspective:
youtu.be/7J_Ugp8ZB4E
There's so many galaxies around us that if they were all visible, the night sky would turn white.
November 25, 2025 at 1:23 PM
V838 Monocerotis was the first luminous red nova we witnessed, caused by two colliding stars including a red supergiant. Here is its light echo spreading and illuminating interstellar gas all around it:
esahubble.org/images/heic0...
esahubble.org/videos/heic0...
November 21, 2025 at 5:59 PM
Sea Strike 2043:
youtu.be/Ou9kLr0CZtg
A depiction of a very near future scenario from US NAVWAR involving AI mission analysis, F-35s supported by missile-equipped drones and airborne lasers taking down interceptors.
November 21, 2025 at 5:07 PM
KitePower, an "Onshore Containerised AWES" that spools out a kite in loops to extract wind energy then reels it in to repeat the cycle.
The Falcon provides 250 MWh per year using a 450m tether attached to an 80m^2 kite that flies at 110 km/h:
thekitepower.com/the-falcon/
November 21, 2025 at 8:01 AM
Test Zuni, the first of a three-stage thermonuclear device, at Bikini Atoll in 1956:
youtu.be/YLw4b9bOZuw
Its outer tamper was replaced by inert lead, reducing yield to 3.5 megatons. The 'dirty' version with a radioactive uranium tamper yielded 5 Mt in test Tewa.
November 21, 2025 at 6:34 AM